Running Dual Display on i.MX53QSB
BSP version: 11.03 Multimedia Package version: 11.03
1. Install BSP and Multi Media package (11.03 release)
2. Avoid Display Timeout: append the following line to rootfs/etc/oprofile: echo -e -n '\033[9]' > /dev/tty0
3. Set VGA port as the primary display in the kernel command line: video=mxcdi1fb:GBR24,VGA-XGA di1_primary vga
4. Connect a VGA monitor and WVGA display to the MX53 Quick Start
5. Boot Linux on MX53 Quick Start board (NFS is used in this example)
6. Unblank WVGA display (fb1): $ echo 0 > /sys/class/graphics/fb1/blank
7. On the target enter into /dev/shm directory. If the following files are present:
vss_lock vss_shmem
,delete them.
8. On your host, edit the ltib/rootfs/usr/share/vssconfig as following:
- vss device definition
- Master=VGA, Slave=WVGA
- master display
[VGA] type = framebuffer format = RGBP fb_num = 2 main_fb_num = 0 vs_max = 4
- slave display
[WVGA] type = framebuffer format = RGBP fb_num = 1 vs_max = 4
9. Run the Gstreamer pipeline below:
gst-launch filesrc location=file.mp4 ! qtdemux ! mfw_vpudecoder ! mfw_isink display=VGA display-1=WVGA Video is played on the VGA and WVGA panels. A 720p file can be played at the same time.
